DEFINITION of 'Regulation E'. A regulation set forth by the Federal Reserve. Regulation E outlines the rules and procedures for electronic funds transfers (EFTs) and outlines guidelines for those who sell and issue electronic debit cards. Rules pertaining to consumer liability for unauthorized card usage fall under this regulation as well. Next Up.
Essaim. Essaim is a French military reconnaissance microsatellite constellation. Its main purpose is to collect and map signals intelligence across the world. The DGA describes it as a vacuum cleaner for [radio] waves.
Answer: A chiasm (also called a chiasmus) is a literary device in which a sequence of ideas is presented and then repeated in reverse order. The result is a mirror effect as the ideas are reflected back in a passage. Each idea is connected to its reflection by a repeated word, often in a related form.